package com.heqq;

public class NumberMain {
    public static void main(String[] args) {
        Integer x = 5;
        System.out.println("integer转为double:"+x.doubleValue());
        System.out.println("integer转为float:"+x.floatValue());
        System.out.println("integer转为byte:"+x.byteValue());
        System.out.println("integer转为long:"+x.longValue());


    }
}
